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Metric Stainless A4 (316) Cup Point Hex Socket Set Screw, DIN 916
Our Metric Stainless Steel A4 (316) Cup Point Hex Socket Set Screws manufactured to DIN 916 are precision fasteners designed for secure, high‑holding internal fastening in corrosive and demanding environments. Made from A4 stainless steel (316 equivalent), these set screws offer exceptional resistance to chlorides, saltwater, chemicals, and harsh weather, making them ideal for marine, coastal, chemical processing, food‑grade, pharmaceutical, and outdoor applications.
The cup point design provides strong grip and holding power by biting into the mating surface, ensuring resistance to loosening under vibration or load. The DIN 916 specification ensures accurate dimensions, consistent thread quality, and reliable performance in metric assemblies where corrosion protection and secure retention are critical.
Engineered for durability and precision, DIN 916 A4 Stainless Cup Point Set Screws are commonly used in machinery, pumps, valves, motors, power transmission assemblies, and stainless fabrications exposed to corrosive conditions. The hex socket drive allows controlled torque application in recessed installations, while the 316 stainless construction delivers long service life without rust or coating failure. Available in a full range of metric sizes and lengths, these set screws provide dependable, maintenance‑free fastening for critical mechanical and industrial applications.
